xsheetjs/bin/xlsx.njs

153 lines
5.1 KiB
Plaintext
Raw Normal View History

2012-12-04 19:27:20 +00:00
#!/usr/bin/env node
/* xlsx.js (C) 2013-present SheetJS -- http://sheetjs.com */
var n = "xlsx";
/* vim: set ts=2 ft=javascript: */
var X = require('../');
require('exit-on-epipe');
var fs = require('fs'), program = require('commander');
program
.version(X.version)
.usage('[options] <file> [sheetname]')
.option('-f, --file <file>', 'use specified workbook')
.option('-s, --sheet <sheet>', 'print specified sheet (default first sheet)')
.option('-p, --password <pw>', 'if file is encrypted, try with specified pw')
.option('-l, --list-sheets', 'list sheet names and exit')
.option('-o, --output <file>', 'output to specified file')
.option('-B, --xlsb', 'emit XLSB to <sheetname> or <file>.xlsb')
.option('-M, --xlsm', 'emit XLSM to <sheetname> or <file>.xlsm')
.option('-X, --xlsx', 'emit XLSX to <sheetname> or <file>.xlsx')
.option('-Y, --ods', 'emit ODS to <sheetname> or <file>.ods')
.option('-2, --biff2','emit XLS to <sheetname> or <file>.xls (BIFF2)')
.option('-S, --formulae', 'print formulae')
.option('-j, --json', 'emit formatted JSON (all fields text)')
.option('-J, --raw-js', 'emit raw JS object (raw numbers)')
.option('-A, --arrays', 'emit rows as JS objects (raw numbers)')
.option('-F, --field-sep <sep>', 'CSV field separator', ",")
.option('-R, --row-sep <sep>', 'CSV row separator', "\n")
.option('-n, --sheet-rows <num>', 'Number of rows to process (0=all rows)')
.option('--sst', 'generate shared string table for XLS* formats')
.option('--compress', 'use compression when writing XLSX/M/B and ODS')
.option('--perf', 'do not generate output')
.option('--all', 'parse everything; XLS[XMB] write as much as possible')
.option('--dev', 'development mode')
.option('--read', 'read but do not print out contents')
.option('-q, --quiet', 'quiet mode');
program.on('--help', function() {
console.log(' Default output format is CSV');
console.log(' Support email: dev@sheetjs.com');
console.log(' Web Demo: http://oss.sheetjs.com/js-'+n+'/');
});
program.parse(process.argv);
/* see https://github.com/SheetJS/j/issues/4 */
if(process.version === 'v0.10.31') {
var msgs = [
"node v0.10.31 is known to crash on OSX and Linux, refusing to proceed.",
"see https://github.com/SheetJS/j/issues/4 for the relevant discussion.",
"see https://github.com/joyent/node/issues/8208 for the relevant node issue"
];
msgs.forEach(function(m) { console.error(m); });
process.exit(1);
}
var filename/*:?string*/, sheetname = '';
if(program.args[0]) {
filename = program.args[0];
if(program.args[1]) sheetname = program.args[1];
2012-12-04 19:27:20 +00:00
}
if(program.sheet) sheetname = program.sheet;
if(program.file) filename = program.file;
if(!filename) {
console.error(n + ": must specify a filename");
2012-12-04 19:27:20 +00:00
process.exit(1);
}
/*:: if(filename) { */
if(!fs.existsSync(filename)) {
console.error(n + ": " + filename + ": No such file or directory");
process.exit(2);
}
var opts = {}, wb/*:?Workbook*/;
if(program.listSheets) opts.bookSheets = true;
if(program.sheetRows) opts.sheetRows = program.sheetRows;
if(program.password) opts.password = program.password;
if(program.xlsx || program.xlsm || program.xlsb) {
opts.cellNF = true;
if(program.output) sheetname = program.output;
}
else if(program.formulae) opts.cellFormula = true;
else opts.cellFormula = false;
if(program.all) {
opts.cellFormula = true;
opts.cellNF = true;
opts.cellStyles = true;
}
if(program.dev) {
X.verbose = 2;
opts.WTF = true;
wb = X.readFile(filename, opts);
}
else try {
wb = X.readFile(filename, opts);
} catch(e) {
var msg = (program.quiet) ? "" : n + ": error parsing ";
msg += filename + ": " + e;
console.error(msg);
process.exit(3);
}
if(program.read) process.exit(0);
/*:: if(wb) { */
if(program.listSheets) {
console.log(wb.SheetNames.join("\n"));
2012-12-04 19:27:20 +00:00
process.exit(0);
}
var wopts = ({WTF:opts.WTF, bookSST:program.sst}/*:any*/);
if(program.compress) wopts.compression = true;
/* full workbook formats */
['xlsx', 'xlsm', 'xlsb', 'ods'].forEach(function(m) { if(program[m]) {
X.writeFile(wb, sheetname || ((filename || "") + "." + m), wopts);
process.exit(0);
} });
var target_sheet = sheetname || '';
if(target_sheet === '') target_sheet = wb.SheetNames[0];
var ws;
try {
ws = wb.Sheets[target_sheet];
if(!ws) throw "Sheet " + target_sheet + " cannot be found";
} catch(e) {
console.error(n + ": error parsing "+filename+" "+target_sheet+": " + e);
process.exit(4);
2012-12-04 19:27:20 +00:00
}
if(program.perf) process.exit(0);
/* single worksheet XLS formats */
['biff2'].forEach(function(m) { if(program[m]) {
wopts.bookType = m;
X.writeFile(wb, sheetname || ((filename || "") + ".xls"), wopts);
process.exit(0);
} });
var oo = "";
if(!program.quiet) console.error(target_sheet);
if(program.formulae) oo = X.utils.get_formulae(ws).join("\n");
else if(program.json) oo = JSON.stringify(X.utils.sheet_to_row_object_array(ws));
else if(program.rawJs) oo = JSON.stringify(X.utils.sheet_to_row_object_array(ws,{raw:true}));
else if(program.arrays) oo = JSON.stringify(X.utils.sheet_to_row_object_array(ws,{raw:true, header:1}));
else oo = X.utils.make_csv(ws, {FS:program.fieldSep, RS:program.rowSep});
if(program.output) fs.writeFileSync(program.output, oo);
else console.log(oo);
/*:: } */
/*:: } */